[Iaude] MPEC U183: 2023 UH4 [a=1.73,e=0.41,i=14.6,H=26.2]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Sat Oct 21 16:19:30 EDT 2023
M.P.E.C. 2023-U183 Issued 2023 October 21, 20:17 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets, routine data on comets and natural satellites,
and occasional editorial announcements. They are published
on behalf of Division F of the International Astronomical Union by the
Minor Planet Center, Smithsonian Astrophysical Observatory,
Cambridge, MA 02138, U.S.A.
Prepared using the Tamkin Foundation Computer Network
MPC at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2023 UH4
Observations:
K23U04H* C2023 10 20.38361502 10 52.536+28 21 56.27 21.40GVEU183V00
K23U04H C2023 10 20.39009902 10 55.988+28 20 21.55 VEU183V00
K23U04H C2023 10 20.39756902 10 59.970+28 18 33.23 21.15GVEU183V00
K23U04H C2023 10 20.40307402 11 02.886+28 17 13.60 21.30GVEU183V00
K23U04H C2023 10 20.44122902 11 23.012+28 07 52.24 21.4 GVEU183H01
K23U04H C2023 10 20.44679302 11 26.024+28 06 31.23 21.2 GVEU183H01
K23U04H C2023 10 20.45619602 11 31.122+28 04 14.35 21.1 GVEU183H01
K23U04H KC2023 10 20.46409102 11 35.580+28 02 25.20 22.18GVEU183V06
K23U04H C2023 10 20.46604502 11 36.482+28 01 50.89 20.7 GVEU183H01
K23U04H KC2023 10 20.46618302 11 36.750+28 01 54.00 21.60GVEU183V06
K23U04H KC2023 10 20.46827402 11 37.890+28 01 24.30 21.91GVEU183V06
K23U04H KC2023 10 21.17146 02 18 13.61 +25 16 36.0 21.2 GVEU183291
K23U04H KC2023 10 21.17649 02 18 16.08 +25 15 27.5 21.8 GVEU183291
K23U04H KC2023 10 21.18155 02 18 18.55 +25 14 19.1 21.4 GVEU183291
K23U04H KC2023 10 21.18753402 18 18.72 +25 12 54.0 21.4 VuEU183H21
K23U04H KC2023 10 21.19592302 18 22.73 +25 10 59.4 21.0 VuEU183H21
K23U04H KC2023 10 21.20058102 18 24.95 +25 09 55.7 20.8 VuEU183H21
K23U04H KC2023 10 21.24252502 18 47.11 +25 00 25.7 21.4 GXEU183858
K23U04H KC2023 10 21.25183502 18 51.50 +24 58 19.2 20.8 GXEU183858
K23U04H KC2023 10 21.26095402 18 55.81 +24 56 14.4 20.6 GXEU183858
Observer details:
291 LPL/Spacewatch II. Observer M. J. Brucker. 1.8-m f/2.7 reflector + CCD.
858 Tebbutt Observatory, Edgewood. Observer F. B. Zoltowski. 0.51-m f/8.1
Schmidt-Cassegrain + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Linder, R. Holmes, L. Horn. 0.76-m f/3.0 astrograph + CCD.
V00 Kitt Peak-Bok. Observer R. A. Mastaler. Measurers M. J. Brucker, C. E.
Woodward, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, H. Groeller, J.
K. Hogan, R. A. Kowalski, S. M. Larson, C. Lejoly, G. J. Leonard, R. A.
Mastaler, R. S. McMillan, D. Rankin, R. L. Seaman, A. Serrano, F. C.
Shelly, K. W. Wierzchos. 2.25-m reflector + 4x4K mosaic CCD.
V06 Catalina Sky Survey-Kuiper. Observer J. B. Fazekas. Measurers E. C.
Beshore, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H.
Groeller, J. K. Hogan, R. A. Kowalski, S. M. Larson, G. J. Leonard, D.
Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos. 1.55-m reflector +
1K CCD.
Orbital elements:
2023 UH4 Earth MOID = 0.0651 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Bell
M 356.06505 (2000.0) P Q
n 0.43138903 Peri. 144.93544 +0.98779002 +0.08630252
a 1.7346958 Node 210.89698 -0.10973292 +0.97639894
e 0.4133903 Incl. 14.63067 +0.11058736 +0.19798230
P 2.28 H 26.22 G 0.15 U 9
Residuals in seconds of arc
231020 V00 0.0 0.5+ 231020 V06 0.2- 0.4+ 231021 H21 0.0 0.0
231020 V00 0.0 0.2- 231020 H01 0.1- 0.0 231021 H21 0.0 0.2+
231020 V00 0.1+ 0.2- 231020 V06 0.2+ 0.4- 231021 H21 0.1- 0.2+
231020 V00 0.2- 0.1+ 231020 V06 0.3+ 0.4+ 231021 858 0.1- 0.7-
231020 H01 0.0 0.1- 231021 291 0.1+ 0.1- 231021 858 0.1- 0.3-
231020 H01 0.0 0.1- 231021 291 0.1+ 0.4- 231021 858 0.2+ 0.7-
231020 H01 0.1- 0.0 231021 291 0.0 0.1-
Ephemeris:
2023 UH4 a,e,i = 1.73, 0.41, 15 q = 1.0176
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 09 21 17 59 25.5 +53 36 48 0.1563 1.0177 90.5 80.7 25.0
...
2023 10 06 20 39 33.2 +64 30 13 0.08970 1.0289 106.4 68.8 23.5
...
2023 10 14 00 30 43.2 +54 01 53 0.06786 1.0452 133.0 44.3 22.2
...
2023 10 20 02 07 07.2 +29 54 57 0.07013 1.0617 158.9 19.8 21.6
2023 10 21 02 16 36.9 +25 56 55 0.07232 1.0648 162.2 16.6 21.5
2023 10 22 02 24 54.3 +22 11 39 0.07496 1.0680 165.0 14.0 21.5
...
2023 10 28 02 57 41.1 +04 57 55 0.09813 1.0889 165.2 13.5 22.1
...
2023 11 05 03 18 02.0 -06 58 51 0.1407 1.1212 155.5 21.5 23.3
...
2023 11 20 03 32 01.8 -14 30 17 0.2377 1.1927 146.0 27.6 24.7
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-U183
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